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LOCATION.-- Lat 41°55'44", long 87°58'40" (NAD of 1927), in SW1/4NW1/4 sec. 27, T. 40 N., R. 11 E., Du Page County, Hydrologic Unit 07120004, on downstream side of culvert on U.S. Highway 20 at Addison. |
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DRAINAGE AREA.-- 83.2 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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PARTIAL RECORD: Annual maximum, water years 1960 to 1976. |
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GAGE.-- Crest-stage gage. Datum is 667.06 ft above NGVD of 1929. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 2100 ft3/sec, August 27, 1972, gage height, 7.62 ft. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |